package com.example.chapter04;

/**
 * 4.2.1操作符
 * @date 2024/4/29
 */
public class Demo03 {
    static void f(Letter y) {
        y.c = 'z';
    }
    public static void main(String[] args) {
        Letter x = new Letter();
        x.c = 'a';
        System.out.println("l: x.c: " + x.c);
        f(x);
        System.out.println("2: x.c: " + x.c);
    }
}

